cluster     1   number of spheres in cluster    16
    1  -0.64100 -12.93000  15.09400   0.700    1                                
    2  -2.14200 -14.70400  15.72800   0.700    2                                
    3  -1.00300 -12.24000  16.24100   0.700    3                                
    4  -2.50300 -14.00700  16.89100   0.700    4                                
    5  -1.44000 -17.43400  11.45100   0.700    5                                
    6  -0.78100 -14.86100  13.60600   0.700    6                                
    7  -1.21100 -14.16300  14.83700   0.700    7                                
    8  -1.92700 -12.76600  17.14300   0.700    8                                
    9  -2.20800 -16.54200  10.52000   0.700    9                                
   10  -2.24700 -11.93600  18.35500   0.700   10                                
   11  -1.90400 -10.65200  18.30700   0.700   11                                
   12  -2.79800 -12.41500  19.39700   0.700   12                                
   13  -0.99800 -16.08400  13.37100   0.700   13                                
   14  -3.02600 -17.09800   9.62900   0.700   14                                
   15  -2.08800 -15.32000  10.57300   0.700   15                                
   16  -0.54600 -16.63700  12.20700   0.700   16